40654020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1987}}^1$

素因数の和:2041

約数の個数: 96

約数和(自身を含む): 128249856

約数和(自身を除く): 87595836

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 31, 33, 44, 55, 60, 62, 66, 93, 110, 124, 132, 155, 165, 186, 220, 310, 330, 341, 372, 465, 620, 660, 682, 930, 1023, 1364, 1705, 1860, 1987, 2046, 3410, 3974, 4092, 5115, 5961, 6820, 7948, 9935, 10230, 11922, 19870, 20460, 21857, 23844, 29805, 39740, 43714, 59610, 61597, 65571, 87428, 109285, 119220, 123194, 131142, 184791, 218570, 246388, 262284, 307985, 327855, 369582, 437140, 615970, 655710, 677567, 739164, 923955, 1231940, 1311420, 1355134, 1847910, 2032701, 2710268, 3387835, 3695820, 4065402, 6775670, 8130804, 10163505, 13551340, 20327010, 40654020]

約数ペア:

[(1, 40654020), (2, 20327010), (3, 13551340), (4, 10163505), (5, 8130804), (6, 6775670), (10, 4065402), (11, 3695820), (12, 3387835), (15, 2710268), (20, 2032701), (22, 1847910), (30, 1355134), (31, 1311420), (33, 1231940), (44, 923955), (55, 739164), (60, 677567), (62, 655710), (66, 615970), (93, 437140), (110, 369582), (124, 327855), (132, 307985), (155, 262284), (165, 246388), (186, 218570), (220, 184791), (310, 131142), (330, 123194), (341, 119220), (372, 109285), (465, 87428), (620, 65571), (660, 61597), (682, 59610), (930, 43714), (1023, 39740), (1364, 29805), (1705, 23844), (1860, 21857), (1987, 20460), (2046, 19870), (3410, 11922), (3974, 10230), (4092, 9935), (5115, 7948), (5961, 6820)]